<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        *{
            margin:0;
            padding:0;
        }
        .box{
            width:600px;
            margin:30px auto;
        }
        .content{
            height:150px;
            background:url("file/作业/banner_bg.jpg");
        }
        .title{
            height:32px;
            background:url("file/作业/nav_bg.jpg") repeat-x;
        }
        ul li{
            list-style:none;
            float:left;

        }
        li a{
            background:url("file/作业/button1.jpg")   ;
            height:32px;
            display:inline-block;
            text-decoration:none;
            line-height:32px;
            padding: 0px 8px;
            color:green;
        }

        a:hover{
            height:32px;
            background: url("file/作业/button2.jpg");
            text-decoration:underline;
            display:inline-block;
            color:orange;
        }

    </style>
</head>
<body>
   <div class="box">
       <div class="content">
           <img src="file/作业/banner1.jpg">
       </div>
       <div class="title">
           <ul>
               <li><a href="#">首页导读</a></li>
               <li><a href="#">首页导读</a></li>
               <li><a href="#">首页导读</a></li>
               <li><a href="#">首页导读</a></li>
               <li><a href="#">首页导读</a></li>
               <li><a href="#">首页导读</a></li>
           </ul>
       </div>
   </div>
</body>
</html>